A weather map is a synoptic data because it ______.
A.summarizes a great deal of information
B.can be interpreted accurately
C.appears daily
D.is prepared by the Weather Bureau
正确答案是A
A weather map is a synoptic data because it ______.
A.summarizes a great deal of information
B.can be interpreted accurately
C.appears daily
D.is prepared by the Weather Bureau
正确答案是A